:root { --single-line-control-height: 3.25rem; }
.app-body { min-height: 100vh; background: #e9efec; }
.app-footer { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.25rem clamp(1rem, 4vw, 4rem); background: var(--ink); color: rgba(255,255,255,.72); font-size: .85rem; }
.app-footer .footer-links { display: flex; flex-wrap: wrap; gap: .55rem 1rem; }
.app-footer .footer-links a { color: var(--white); font-weight: 750; text-decoration: none; }
.app-footer .footer-links a:hover, .app-footer .footer-links a:focus-visible { text-decoration: underline; text-underline-offset: 3px; }
.app-header { display: flex; align-items: center; padding: 1rem clamp(1rem, 3vw, 3rem); background: var(--ink); color: var(--white); }
.app-shell { display: block; max-width: 850px; margin: 0 auto; padding: clamp(1.5rem, 4vw, 3.5rem) clamp(1rem, 4vw, 2rem); }
.app-intro { position: sticky; top: 2rem; align-self: start; }
.app-intro h1 { font-size: clamp(2.4rem, 5vw, 5rem); color: var(--ink); }
.app-intro > p:not(.eyebrow) { max-width: 560px; color: var(--slate); font-size: 1.1rem; }
.back-link { font-weight: 700; }
.checker-card { padding: clamp(1.4rem, 4vw, 3.5rem); background: var(--white); box-shadow: var(--shadow); }
.checker-title { margin: 0 0 1.25rem; color: #a1631d; font-size: .8rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.progress-row { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 1rem; margin-bottom: 2.6rem; color: var(--slate); font-size: .86rem; font-weight: 700; }
progress { width: 100%; height: .45rem; appearance: none; }
progress::-webkit-progress-bar { background: #e3e8e6; border-radius: 999px; }
progress::-webkit-progress-value { background: var(--copper); border-radius: 999px; }
progress::-moz-progress-bar { background: var(--copper); border-radius: 999px; }
fieldset { padding: 0; margin: 0; border: 0; }
legend { width: 100%; margin-bottom: .6rem; font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.9rem, 3vw, 3rem); line-height: 1.1; letter-spacing: -.03em; }
.step-help { margin: 0 0 1.8rem; color: var(--slate); }
.checker-card .form-step { --heading-to-fields: 2.5rem; --between-fields: 1.5rem; }
.checker-card .form-step legend { margin-bottom: var(--heading-to-fields); }
.checker-card .form-step > .step-help { margin: -1.75rem 0 2rem; }
.checker-card .form-step > label { margin-top: var(--between-fields); }
.checker-card .form-step > legend + label,
.checker-card .form-step > .step-help + label { margin-top: 0; }
.checker-card .form-step .question-grid label { margin-top: 0; }
.checker-card .new-build-fields { margin-top: var(--between-fields); }
.checker-card .new-build-fields label:first-child { margin-top: 0; }
.field-help { margin: .45rem 0 0; color: var(--slate); font-size: .86rem; }
label { display: grid; gap: .45rem; margin-top: 1.3rem; color: var(--ink); font-weight: 720; }
input, select, textarea { width: 100%; box-sizing: border-box; border: 1px solid #aab8b4; border-radius: 4px; background: #fbfcfb; color: var(--ink); font: inherit; font-weight: 500; }
input, select { display: block; height: var(--single-line-control-height); min-height: var(--single-line-control-height); padding: 0 .85rem; line-height: 1.25; }
textarea { min-height: 8rem; padding: .75rem .85rem; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 3px solid rgba(217,154,66,.28); border-color: #a1631d; }
.question-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 1.4rem; }
.question-grid label { align-content: space-between; padding: 1rem; border: 1px solid var(--line); background: #f8faf8; }
.form-actions { display: flex; justify-content: flex-end; gap: .75rem; margin-top: 2.25rem; }
.app-body [hidden] { display: none !important; }
.form-actions .button { height: var(--single-line-control-height); min-height: var(--single-line-control-height); padding-block: 0; }
button { cursor: pointer; font: inherit; }
.primary-action { border: 0; background: var(--ink); color: var(--white); }
.secondary-action { border-color: #98a7a2; background: transparent; color: var(--ink); }
.form-error { margin: 1rem 0 0; padding: .8rem 1rem; border-left: 4px solid var(--danger); background: #fff1f1; color: #7d2525; }
.results-heading h2 { font-family: Georgia, "Times New Roman", serif; font-size: clamp(2rem, 3vw, 3rem); }
.results-heading > p:last-child { color: var(--slate); }
.local-guide { margin-top: 1.5rem; padding: 1.5rem; border: 1px solid var(--line); background: #f5f9f9; }
.local-guide h3 { margin: .2rem 0 1rem; font-size: 1.3rem; }
.approval-grid { border-top: 1px solid #d5e0e2; }
.approval-grid article { display: grid; grid-template-columns: minmax(10rem, 36%) 1fr; gap: 1rem; padding: .9rem 0; border-bottom: 1px solid #d5e0e2; }
.approval-grid h4 { margin: 0; font-size: 1rem; }
.approval-grid p { margin: 0; color: var(--slate); font-size: 1rem; }
.local-guide__postal { margin: 1rem 0 .7rem; color: var(--slate); }
.local-guide__links { display: flex; flex-wrap: wrap; gap: .6rem; }
.local-guide__links a { display: inline-flex; min-height: 52px; align-items: center; padding: .6rem .9rem; border: 1px solid #9db3b8; color: var(--ink); background: #fff; font-weight: 800; text-decoration: none; }
.local-guide__links a:hover, .local-guide__links a:focus-visible { border-color: var(--ink); background: #e7f1f1; }
.result-cards { display: grid; gap: .8rem; margin: 2rem 0; }
.result-card { padding: 1.15rem 1.25rem; border: 1px solid var(--line); border-left: 5px solid var(--success); background: #f9fbfa; }
.result-card.referral { border-left-color: var(--warning); }
.result-card.out-of-scope { border-left-color: var(--danger); }
.result-card h3 { margin-bottom: .35rem; }
.result-card p { margin: 0; color: var(--slate); }
.result-card a { display: inline-block; margin-top: .65rem; font-size: .9rem; font-weight: 750; }
.result-disclaimer { margin-top: 1.5rem; padding: 1rem 1.2rem; background: #eef2f0; }
.result-disclaimer p { margin-bottom: 0; font-size: .9rem; }
.route-lanes { display: grid; gap: 2rem; margin: 2rem 0; }
.route-lane { padding: 1.25rem; border: 1px solid var(--line); background: #f8faf8; }
.route-lane-regulatory { border-top: 4px solid var(--copper); }
.route-lane-commercial { border-top: 4px solid #507d9a; background: #f5f8fb; }
.route-lane header > p:not(.lane-label) { max-width: 720px; margin: 0; color: var(--slate); }
.route-lane h3 { margin: .25rem 0 .5rem; font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.45rem, 2.4vw, 2rem); }
.lane-label { margin: 0; color: #a1631d; font-size: .74rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.route-lane-commercial .lane-label { color: #315d78; }
.route-card-list { display: grid; gap: .85rem; margin-top: 1.25rem; }
.route-card { padding: 1.15rem 1.2rem; border: 1px solid var(--line); border-left: 5px solid var(--success); background: var(--white); }
.route-card.priority-urgent { border-left-color: var(--danger); }
.route-card.priority-confirm { border-left-color: var(--warning); }
.route-card.lane-commercial { border-left-color: #507d9a; }
.route-card-top { display: flex; align-items: center; justify-content: space-between; gap: .75rem; margin-bottom: .65rem; }
.priority-badge { padding: .28rem .55rem; border-radius: 100px; background: #edf3f0; color: #17685f; font-size: .75rem; font-weight: 800; }
.priority-urgent .priority-badge { background: #fff0ef; color: #8b342c; }
.priority-confirm .priority-badge { background: #fff6e6; color: #825715; }
.lane-commercial .priority-badge { background: #e9f0f6; color: #315d78; }
.action-status { display: inline-flex; align-items: center; min-height: 2.75rem; padding: .5rem .75rem; border: 1px solid #8d9e98; border-radius: 4px; background: var(--white); color: var(--ink); font-size: .85rem; font-weight: 750; }
.route-card h4 { margin: 0 0 .4rem; font-size: 1.05rem; }
.route-card > p { margin: 0; color: var(--slate); }
.route-card > a { display: inline-block; margin-top: .9rem; font-size: .9rem; font-weight: 750; }
.route-details { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem 1.2rem; margin: 1rem 0 0; }
.route-details div { padding-top: .7rem; border-top: 1px solid #e2e9e5; }
.route-details dt { color: var(--slate); font-size: .74rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.route-details dd { margin: .25rem 0 0; color: var(--ink); font-size: .9rem; }
.scope-boundary { margin: 2rem 0; padding: 1.3rem; border: 1px solid #e1b1ab; border-left: 5px solid var(--danger); background: #fff7f6; }
.scope-boundary.needs_manual_route { border-color: #d7cba9; border-left-color: var(--warning); background: #fffbf1; }
.scope-boundary h3 { margin: .35rem 0; font-family: Georgia, "Times New Roman", serif; font-size: 1.55rem; }
.scope-boundary > p:last-child { margin-bottom: 0; color: var(--slate); }

@media (max-width: 900px) {
  .app-shell { grid-template-columns: 1fr; }
  .app-intro { position: static; }
  .results .form-actions { flex-direction: column-reverse; }
  .results .form-actions .button { width: 100%; }
}
@media (max-width: 600px) {
  .approval-grid article { grid-template-columns: 1fr; gap: .25rem; }
  .app-footer { align-items: flex-start; flex-direction: column; }
  .question-grid { grid-template-columns: 1fr; }
  .form-actions { flex-direction: column-reverse; }
  .form-actions .button { width: 100%; }
  .route-lane { padding: 1rem; }
  .route-card { padding: 1rem; }
  .route-card-top { align-items: flex-start; flex-direction: column; }
  .route-details { grid-template-columns: 1fr; }
  .action-status { width: 100%; }
}

/* Results: one readable overview, with detail opened only when needed. */
.app-shell.showing-results { max-width: 1160px; }
.showing-results .checker-title { display: none; }
.showing-results .checker-card { padding: clamp(1.5rem, 3.5vw, 3rem); }
.showing-results .checker-title { margin-bottom: 1.5rem; }
.app-body .results-heading { max-width: 760px; padding-bottom: 1.75rem; border-bottom: 1px solid var(--br-border); }
.app-body .results-heading h2 { margin: .35rem 0 .7rem; font-family: inherit; font-size: clamp(2rem, 3.8vw, 3.2rem); font-weight: 760; line-height: 1.1; letter-spacing: -.05em; }
.app-body .results-heading > p:last-child { max-width: 58ch; margin: 0; font-size: 1.05rem; line-height: 1.55; }
.results-layout { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(270px, .85fr); align-items: start; gap: clamp(2rem, 4vw, 4rem); }
.app-body .result-cards { min-width: 0; margin: 0; }
.app-body .route-lanes { gap: 3rem; margin: 2rem 0; }
.app-body .route-lane { padding: 0; border: 0; background: transparent; }
.app-body .route-lane h3 { margin: .35rem 0 .4rem; font-family: inherit; font-size: clamp(1.4rem, 2.2vw, 1.8rem); font-weight: 760; line-height: 1.2; letter-spacing: -.03em; }
.app-body .route-lane header > p:not(.lane-label) { max-width: 60ch; font-size: .95rem; line-height: 1.5; }
.app-body .route-card-list { gap: 0; margin-top: 1.2rem; border-top: 1px solid var(--br-border); }
.app-body .route-card { padding: 0; border: 0; border-bottom: 1px solid var(--br-border); border-radius: 0; background: transparent; }
.app-body .route-card summary { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: .35rem 1rem; padding: 1.1rem 0; list-style: none; cursor: pointer; }
.app-body .route-card summary::-webkit-details-marker { display: none; }
.app-body .route-card summary strong { grid-column: 1; color: var(--br-ink); font-size: 1.04rem; line-height: 1.35; }
.app-body .route-card .priority-badge { justify-self: start; padding: 0; background: none; color: #84551f; font-size: .76rem; }
.app-body .route-card.priority-prepare .priority-badge { color: #346c66; }
.app-body .route-card-chevron { grid-column: 2; grid-row: 1 / 3; color: var(--br-muted); font-size: 1.5rem; line-height: 1; transition: transform .2s ease; }
.app-body .route-card[open] .route-card-chevron { transform: rotate(180deg); }
.app-body .route-card-content { padding: 0 2.5rem 1.35rem 0; }
.app-body .route-card-content > p { margin: 0; color: var(--br-muted); line-height: 1.55; }
.app-body .route-card-content > a { display: inline-flex; margin-top: 1rem; font-weight: 750; text-underline-offset: .2em; }
.app-body .route-details { margin-top: 1.1rem; }
.app-body .route-details dt { font-size: .75rem; }
.app-body .route-details dd { font-size: .9rem; line-height: 1.5; }
.app-body .local-guide { margin: 2rem 0 0; padding: 1.4rem; border: 1px solid var(--br-border); border-radius: 16px; background: var(--br-canvas); }
.app-body .local-guide h3 { margin: .3rem 0 1rem; font-size: 1.35rem; letter-spacing: -.025em; }
.app-body .local-guide__postal { margin: 0 0 1rem; font-size: .92rem; }
.app-body .local-guide__links { display: grid; gap: .35rem; }
.app-body .local-guide__links a { min-height: 44px; padding: .55rem 0; border: 0; border-bottom: 1px solid var(--br-border); background: transparent; font-size: .93rem; line-height: 1.35; }
.app-body .local-guide__links a:hover, .app-body .local-guide__links a:focus-visible { background: transparent; color: #a1631d; }
.approval-details { margin-top: 1.2rem; }
.approval-details summary { color: var(--br-ink); font-size: .9rem; font-weight: 750; cursor: pointer; }
.approval-details .approval-grid { margin-top: .9rem; border: 0; }
.approval-details .approval-grid p { margin: .6rem 0; color: var(--br-muted); font-size: .9rem; line-height: 1.5; }
.app-body .result-disclaimer { margin-top: 1.5rem; padding: 1rem 0; border-top: 1px solid var(--br-border); background: transparent; color: var(--br-muted); }
.app-body .result-disclaimer strong { color: var(--br-ink); }
.app-body .result-disclaimer p { max-width: 75ch; margin-top: .35rem; line-height: 1.5; }
@media (max-width: 800px) {
  .results-layout { grid-template-columns: 1fr; gap: 0; }
  .app-body .local-guide { margin: 0 0 1.5rem; }
}
@media print {
  .app-header, .app-intro, .progress-row, #project-form, .form-actions, .action-status { display: none !important; }
  .app-shell { display: block; max-width: none; padding: 0; }
  .checker-card { box-shadow: none; border: 0; padding: 0; }
  .results[hidden] { display: none; }
  .route-lane { break-inside: avoid; }
  .route-card { break-inside: avoid; }
  .results-layout { display: block; }
}